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101055561007 is a prime number
BaseRepresentation
bin101111000011101100…
…0010111110100101111
3100122211201212101201211
41132013120113310233
53123430210423012
6114231351215251
710205152044562
oct1360730276457
9318751771654
10101055561007
1139948258775
1217703377527
1396b640125b
144c693124d9
152966c436a7
hex1787617d2f

101055561007 has 2 divisors, whose sum is σ = 101055561008. Its totient is φ = 101055561006.

The previous prime is 101055560933. The next prime is 101055561059. The reversal of 101055561007 is 700165550101.

It is a strong prime.

It is an emirp because it is prime and its reverse (700165550101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101055561007 - 211 = 101055558959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101055561007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101055561067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50527780503 + 50527780504.

It is an arithmetic number, because the mean of its divisors is an integer number (50527780504).

Almost surely, 2101055561007 is an apocalyptic number.

101055561007 is a deficient number, since it is larger than the sum of its proper divisors (1).

101055561007 is an equidigital number, since it uses as much as digits as its factorization.

101055561007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 31.

The spelling of 101055561007 in words is "one hundred one billion, fifty-five million, five hundred sixty-one thousand, seven".